if f(n)=
where a1, a2, a3...., an are constants
then f(n)=?
(ans)=a1a2a3.........an
it is of the form 1^infinity
so
= e^lim[ (a1)^1/x ...................(an)^1\x ] \n *nx
=e^lna1*lna2..........lnan
=a1a2a3.....an
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where a1, a2, a3...., an are constants
2
